UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CxdQPKJmaKJNhaF3OrP87FknzSYbFCN6PAKff4/4k84=' 
WHERE 
  key_id = '4549fd1cec827fa5db1b879df674a44c9b34feaf813f7d2c7f8ef009233f0d75' 
  AND (
    token = 'CxdQPKJmaKJNhaF3OrP87FknzSYbFCN6PAKff4/4k84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )